<div class='layui-bg-red' style='width: 100%'>
    <ul class='layui-nav nav_left' lay-filter=''>
        <li class='layui-nav-item'><a href='/news'>首页</a></li>
        <li class='layui-nav-item '>
            <a href='newslist.html?categoryId=1'>社区新闻</a>
        </li>
        <li class='layui-nav-item'><a href='newslist.html?categoryId=2'>社区帮助</a></li>
        <li class='layui-nav-item'><a href='newslist.html?categoryId=3'>社区风采</a></li>
        <li class='layui-nav-item'><a href='newslist.html?categoryId=4'>投稿专栏</a></li>
    </ul>
    <ul class='layui-nav nav_right' lay-filter=''>
        <li class='layui-nav-item tologin'>
            <a href='admin?method=toLogin'>登录</a>
        </li>
        <li class='layui-nav-item has-login'>
            <a href='javascript:;' class='username'></a>
            <dl class='layui-nav-child'> <!-- 二级菜单 -->
                <dd><a id='logout'>注销</a></dd>
                <dd><a href='postNewsDetail.html' id='post'>投稿</a></dd>
            </dl>
        </li>
    </ul>
</div>